external combustion engine

noun

Definition of external combustion engine

: a heat engine (such as a steam engine) that derives its heat from fuel consumed outside the cylinder

First Known Use of external combustion engine

1890, in the meaning defined above

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The first known use of external combustion engine was in 1890

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Cite this Entry

“External combustion engine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/external%20combustion%20engine. Accessed 23 Jun. 2021.

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